Home / 20,175.88-30,253.44-9,073.12

Finding the Fourth Proportional to 20,175.88, 30,253.44 and 9,073.12

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Solution

The fourth proportional to 20,175.88, 30,253.44 and 9,073.12 is: 13,605.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,175.88 : 30,253.44 = 9,073.12 : x
  2. Step 2: Convert to fraction form
    20,175.88/30,253.44 = 9,073.12/x
  3. Step 3: Cross multiply
    20,175.88x = 30,253.44 × 9,073.12
  4. Step 4: Simplify right side
    20,175.88x = 274,493,091.53
  5. Step 5: Solve for x
    x = 274,493,091.53/20,175.88
  6. Step 6: Final answer
    x = 13,605.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.